/*
Excel Sheet Column Number

elated to question Excel Sheet Column Title

Given a column title as appear in an Excel sheet, return its corresponding column number.

For example:

A -> 1
B -> 2
C -> 3
...
Z -> 26
AA -> 27
AB -> 28

*/

#include <iostream>
#include <vector>
#include <map>
#include <algorithm>
#include <string>
#include <stack>
#include <queue>
#include <fstream>
#include <sstream>
#include <unordered_set>
#include "print.h"
using namespace std;

/**
* Definition for binary tree*/
typedef __int32 uint32_t;


void testForStack()
{
	stack<int> mystack;
	mystack.push(10);
	mystack.push(20);
	mystack.top() -= 5;
	cout << "mystack.top() is now " << mystack.top() << endl;
}

void testForIntToString()
{
	int a = 10;
	stringstream ss;
	ss << a;
	string str = ss.str();
	cout << str << endl;

	string str1 = to_string(a);

}
/*

alpMap[1] = "A";
alpMap[2] = "B";
alpMap[3] = "C";
alpMap[4] = "D";
alpMap[5] = "E";
alpMap[6] = "F";
alpMap[7] = "G";
alpMap[8] = "H";
alpMap[9] = "I";
alpMap[10] = "J";
alpMap[11] = "K";
alpMap[12] = "L";
alpMap[13] = "M";
alpMap[14] = "N";
alpMap[15] = "O";
alpMap[16] = "P";
alpMap[17] = "Q";
alpMap[18] = "R";
alpMap[19] = "S";
alpMap[20] = "T";
alpMap[21] = "U";
alpMap[22] = "V";
alpMap[23] = "W";
alpMap[24] = "X";
alpMap[25] = "Y";
alpMap[26] = "Z";
*/

class Solution {
public:
	int titleToNumber(string s) {
		int result = 0;
		int length = s.size();
		int index = 0;
		int term = 0;
		while (length)
		{
			index = s[term++] - 'A' + 1;
			result += index * pow(26, length-1);

			length--;
	
		}

		return result;
	}

};


int main(int argc, char* argv[])
{

	string a1 = "1", a2 = "2";
	cout << a1 + a2 << endl;
	cout << a2 + a1 << endl;




	int a = 0;

	for (int i = 1; i < argc; i++){


		cout << argv[i] << endl;
		a = atoi(argv[i]);
	}


	double f = 19;



	Solution s;
	//stackTree.push(p->left);
	//stackTree.push(p->right);

	//ListNode *headA = new ListNode(1);
	//ListNode *pa1 = new ListNode(2);
	//ListNode *pa2 = new ListNode(3);
	//headA->next = pa1;
	//pa1->next = pa2;

	//ListNode *headB = new ListNode(4);
	//ListNode *pa1 = new ListNode(2);
	//ListNode *pa2 = new ListNode(3);
	//headA->next = pa1;
	//pa1->next = pa2;


	vector<int> vecInt;

	vecInt.push_back(2);
	vecInt.push_back(2);

	string str = "AB";

	cout << str[0] -'A' + 1<< endl;

	cout << "Column: "<<s.titleToNumber(str)<< endl;

	system("pause");
	return 0;
}